4247857097 has 36 divisors (see below), whose sum is σ = 4969560960. Its totient is φ = 3620794320.

The previous prime is 4247857087. The next prime is 4247857109. The reversal of 4247857097 is 7907587424.

It is not a de Polignac number, because 4247857097 - 2¹⁰ = 4247856073 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (4247857027) by changing a digit.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 30560054 + ... + 30560192.

It is an arithmetic number, because the mean of its divisors is an integer number (138043360).

Almost surely, 2^4247857097 is an apocalyptic number.

It is an amenable number.

4247857097 is a deficient number, since it is larger than the sum of its proper divisors (721703863).

4247857097 is a wasteful number, since it uses less digits than its factorization.

4247857097 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 402 (or 252 counting only the distinct ones).

The product of its (nonzero) digits is 3951360, while the sum is 53.

The square root of 4247857097 is about 65175.5866640263. The cubic root of 4247857097 is about 1619.5336127583.

The spelling of 4247857097 in words is "four billion, two hundred forty-seven million, eight hundred fifty-seven thousand, ninety-seven".